Home / 631,743.74-947,562.37-271,900.06

Finding the Fourth Proportional to 631,743.74, 947,562.37 and 271,900.06

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Solution

The fourth proportional to 631,743.74, 947,562.37 and 271,900.06 is: 407,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,743.74 : 947,562.37 = 271,900.06 : x
  2. Step 2: Convert to fraction form
    631,743.74/947,562.37 = 271,900.06/x
  3. Step 3: Cross multiply
    631,743.74x = 947,562.37 × 271,900.06
  4. Step 4: Simplify right side
    631,743.74x = 257,642,265,256.74
  5. Step 5: Solve for x
    x = 257,642,265,256.74/631,743.74
  6. Step 6: Final answer
    x = 407,827.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.